Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes G00-G99 – Diseases of the nervous system (G00-G99) > 2024 ICD-10-CM Codes G89-G99 – Other disorders of the nervous system (G89-G99) > 2024 ICD-10-CM Codes G90 – Disorders of autonomic nervous system (G90) > 2024 ICD-10-CM Codes G90.0 – Idiopathic peripheral autonomic neuropathy (G90.0)